词汇	qualified steel
释义	qualified steel un.合格钢材
随便看	be disagreeably surprised be disallowed Bed is a medicine be disappionted about be disappionted in be disappionted with be disappointed be disappointed about be disappointed at Be disappointed at doing sth be disappointed at failure be disappointed at result be disappointed/crossed in love be disappointed in be disappointed in a love affair Be disappointed in a love affair be disappointed in a thing be disappointed in love be disappointed in love; be jilted be disappointed in new teacher be disappointed in sb be disappointed in sb.at sth be disappointed in sb/sth be disappointed in… be disappointed of